The board shows this model's cheapest measured offer ($6.00/1M); the smaller figure under it is the mean of the 6 offers listed below ($6.00/1M). Add those up and divide — it matches. Cross-check — Vercel AI Gateway: 4.47% of gateway token volume, 8.46% of spend (2026-08-05; share-of-traffic, daily, data CC BY 4.0).
| Provider | Router / Source | $ in /1M | $ out /1M | TTFT | TPS | Uptime | Evidence |
|---|---|---|---|---|---|---|---|
| azure_ai | Pricebook (LiteLLM) | $3.00 | $15.00 | — | — | — | Official list |
| anthropic | Pricebook (LiteLLM) | $3.00 | $15.00 | — | — | — | Official list |
| vertex_ai-anthropic_models | Pricebook (LiteLLM) | $3.00 | $15.00 | — | — | — | Official list |
| snowflake | Pricebook (LiteLLM) | $3.00 | $15.00 | — | — | — | Official list |
| requesty | Requesty | $3.00 | $15.00 | — | — | — | API-measured |
| burncloud | burncloud | $3.00 | $15.00 | — | — | — | API-measured |
Price trend
Cheapest blended price, last 31 days (USD/1M): $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6 → $6
Data & method
Cheapest ranked by blended = (3×in + out) ÷ 4; performance columns show only when a source provides them, never estimated. “Official list” = LiteLLM open pricebook (MIT); “API-measured” = provider/aggregator public APIs. Machine-readable data: /api/v1/models/claude-sonnet-4-6.json. Free reuse requires attribution to tkx.org.
FAQ
How much does claude-sonnet-4-6 cost?
Cheapest measured offer right now: $3/1M input, $15/1M output via azure_ai — across 6 tracked providers, refreshed hourly.
Who serves claude-sonnet-4-6?
6 providers currently serve it. The table above lists each with input/output price, TTFT, TPS, uptime and an evidence tier.
Is the price of claude-sonnet-4-6 going up or down?
The daily candles above track the cheapest blended price ($/1M, 3:1 in:out). TKX snapshots every hour, so drops and hikes show up the same day they happen.